Considering the severe side effects of the existing therapies like radiation and chemotherapy the nanorobots from the field of nanomedicine can be an innovative, supportive and optimistic machine technology for patients in the treatment and diagnosis of life threatening diseases. In future, the main emphasis in medicine will shift from medical science to medical engineering, where nanorobotic technology will be the revolution. This dawn of medical sciences will again expand extremely the effectiveness, comfort and speed of future medical treatments while significantly reducing their risk, cost, and invasiveness. Nanorobotics has strong potential to diagnose and treat disease as now it might sound like a fiction